The Nutrition Society of China suggested that the daily salt intake of adults should be less than 10g, and the World Health Organization suggested that it should be even lower, 3 ~ 5g per person per day. Specifically, the following salt restriction methods can be adopted: 1, drink milk or soybean milk for breakfast, eat some pasta such as bread or steamed bread, and do not add salt at all. 2. Eating some sweet potatoes for lunch or dinner can not only reduce salt intake, but also increase potassium intake. 3. When food is processed and cooked, try to add less salt. In order to improve the taste, you can add less sugar, vinegar or spicy food. 4. Do not eat or eat less pickles and foods with high salt content, such as cured meat products. 5. Eat more foods containing more potassium, such as beans, vegetables and fruits. Beans and dried beans contain the most potassium; The potassium content of buckwheat and millet in cereals is high; Taro, bamboo shoots, potatoes, water chestnuts, rape, celery, Chinese cabbage, tomatoes, etc. You can choose from vegetables, and jujube, hawthorn, banana and apple can be selected from fruits. In addition, lean meat, fish and milk also contain more potassium.